Feature

●The Call of the screw: M4 
●Thread Length (mm) 22 
●Bottom hole diameter (mm): 9 
●Suitable for board thickness (mm): 25 
●Outer Diameter (mm): 6.8 


Description

Product description

● Screws taken off freely with easy installation and uniform finish. ● The Call of screw: M4 External Diameter (mm): 6.8 thread length (mm): 22 ● plate thickness (mm): 25 ● bottom hole diameter (mm): 9 * Hollow Out To Your Lighting Equipment, or as shelf wall mounts, and much more. ● Stainless steel surface treatment: Trivalent chromate finish

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